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Finding the Fourth Proportional to 58,964.70, 88,447.05 and 49,244.70

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Solution

The fourth proportional to 58,964.70, 88,447.05 and 49,244.70 is: 73,867.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,964.70 : 88,447.05 = 49,244.70 : x
  2. Step 2: Convert to fraction form
    58,964.70/88,447.05 = 49,244.70/x
  3. Step 3: Cross multiply
    58,964.70x = 88,447.05 × 49,244.70
  4. Step 4: Simplify right side
    58,964.70x = 4,355,548,443.14
  5. Step 5: Solve for x
    x = 4,355,548,443.14/58,964.70
  6. Step 6: Final answer
    x = 73,867.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.